Datasheet LTC2413 (Analog Devices) - 7

LTC2413
Typical perForMance characTerisTics Total Unadjusted Error vs Total Unadjusted Error vs Total Unadjusted Error vs Temperature (VCC = 5V, Temperature (VCC = 5V, Temperature (VCC = 2.7V, VREF = 5V) VREF = 2.5V) VREF = 2.5V)
1.5 1.5 10 VCC = 5V 8 1.0 1.0 REF+ = 2.5V REF– = GND 6 ) VREF = 2.5V ) 4 0.5 0.5 VINCM = 1.25V TA = 90°C REF REF F REF O = GND 2 0 0 TA = 90°C 0 TA = 25°C V T CC = 5V TA = 90°C A = 25°C –2 VCC = 2.7V TUE (ppm OF V –0.5 REF+ = 5V –0.5 TA = –45°C REF– = GND T TUE (ppm OF V TUE (ppm OF V A = 25°C –4 REF+ = 2.5V V REF– = GND REF = 5V –6 –1.0 V T V INCM = 2.5V A = –45°C –1.0 REF = 2.5V TA = –45°C F V O = GND –8 INCM = 1.25V FO = GND –1.5 –1.5 –10 –2.5 –2 –1.5 –1 –0.5 0 0.5 1 1.5 2 2.5 –1 –0.5 0 0.5 1 –1 –0.5 0 0.5 1 VIN (V) VIN (V) VIN (V) 2413 G01 2413 G02 2413 G03
Integral Nonlinearity vs Integral Nonlinearity vs Integral Nonlinearity vs Temperature (V Temperature (V CC = 5V, CC = 5V, Temperature (VCC = 2.7V, V V REF = 5V) REF = 2.5V) VREF = 2.5V)
1.5 1.5 10 V VCC = 2.7V VREF = 2.5V CC = 5V TA = –45°C 8 REF+ = 2.5V VINCM = 1.25V 1.0 REF+ = 5V 1.0 REF– = GND F ) REF– = GND O = GND T ) T ) 6 A = 25°C A = –45°C REF VREF = 5V REF T REF 4 0.5 VINCM = 2.5V 0.5 A = 25°C FO = GND TA = 90°C 2 0 T 0 0 A = 90°C VCC = 5V –2 –0.5 –0.5 REF+ = 2.5V TA = 90°C REF– = GND –4 INL ERROR (ppm OF V INL ERROR (ppm OF V T V INL ERROR (ppm OF V A = 25°C REF = 2.5V –6 –1.0 –1.0 VINCM = 1.25V TA = –45°C FO = GND –8 –1.5 –1.5 –10 –2.5 –2 –1.5 –1 –0.5 0 0.5 1 1.5 2 2.5 –1 –0.5 0 0.5 1 –1 –0.5 0 0.5 1 VIN (V) VIN (V) VIN (V) 2413 G04 2413 G05 2413 G06
Noise Histogram (Output Rate = Noise Histogram (Output Rate = Noise Histogram (Output Rate = 6.83Hz, VCC = 5V, VREF = 5V) 22.5Hz, VCC = 5V, VREF = 5V) 6.83Hz VCC = 5V, VREF = 2.5V)
12 12 12 10,000 CONSECUTIVE GAUSSIAN 10,000 CONSECUTIVE GAUSSIAN 10,000 CONSECUTIVE GAUSSIAN READINGS DISTRIBUTION READINGS DISTRIBUTION READINGS DISTRIBUTION 10 VCC = 5V m = 0.105ppm 10 VCC = 5V m = 0.067ppm 10 VCC = 5V m = 0.033ppm VREF = 5V σ = 0.153ppm VREF = 5V σ = 0.151ppm VREF = 2.5V σ = 0.293ppm VIN = 0V VIN = 0V V 8 IN = 0V REF+ = 5V 8 REF+ = 5V 8 REF+ = 2.5V REF– = GND REF– = GND REF– = GND 6 IN+ = 2.5V IN+ = 2.5V IN+ = 1.25V IN– = 2.5V 6 IN– = 2.5V 6 IN– = 1.25V FO = GND FO = 460800Hz FO = GND 4 TA = 25°C 4 TA = 25°C 4 TA = 25°C NUMBER OF READINGS (%) NUMBER OF READINGS (%) NUMBER OF READINGS (%) 2 2 2 0 0 0 –0.8 –0.6 –0.4 –0.2 0 0.2 0.4 0.6 0.8 –0.8 –0.6 –0.4 –0.2 0 0.2 0.4 0.6 0.8 –1.6 –0.8 0 0.8 1.6 OUTPUT CODE (ppm OF VREF) OUTPUT CODE (ppm OF VREF) OUTPUT CODE (ppm OF VREF) 2413 G07 2413 G08 2413 G09 2413fa For more information www.linear.com/LTC2413 7